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  <title>Returns the regular expression flags.</title>

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</div><hr /><div id="regexiterator.getpregflags" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">RegexIterator::getPregFlags</h1>
  <p class="verinfo">(PHP 5 &gt;= 5.2.0)</p><p class="refpurpose"><span class="refname">RegexIterator::getPregFlags</span> &mdash; <span class="dc-title">Returns the regular expression flags.</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-regexiterator.getpregflags-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="type">int</span> <span class="methodname"><strong>RegexIterator::getPregFlags</strong></span>
    ( <span class="methodparam">void</span>
   )</div>

  <p class="para rdfs-comment">
   Returns the regular expression flags, see <span class="methodname"><a href="regexiterator.construct.html" class="methodname">RegexIterator::__construct()</a></span>
   for the list of flags.
  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-regexiterator.getpregflags-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   Returns a bitmask of the regular expression flags.
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-regexiterator.getpregflags-examples">
  <h3 class="title">范例</h3>
  <p class="para">
   <div class="example" id="regexiterator.getpregflags.example.basic">
    <p><strong>Example #1 <span class="methodname"><strong>RegexIterator::getPregFlags()</strong></span> example</strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /><br />$test&nbsp;</span><span style="color: #007700">=&nbsp;array&nbsp;(</span><span style="color: #DD0000">'str1'&nbsp;</span><span style="color: #007700">=&gt;&nbsp;</span><span style="color: #DD0000">'test&nbsp;1'</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">'teststr2'&nbsp;</span><span style="color: #007700">=&gt;&nbsp;</span><span style="color: #DD0000">'another&nbsp;test'</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">'str3'&nbsp;</span><span style="color: #007700">=&gt;&nbsp;</span><span style="color: #DD0000">'test&nbsp;123'</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$arrayIterator&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;</span><span style="color: #0000BB">ArrayIterator</span><span style="color: #007700">(</span><span style="color: #0000BB">$test</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$regexIterator&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;</span><span style="color: #0000BB">RegexIterator</span><span style="color: #007700">(</span><span style="color: #0000BB">$arrayIterator</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">'/\s/'</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">RegexIterator</span><span style="color: #007700">::</span><span style="color: #0000BB">SPLIT</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$regexIterator</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">setPregFlags</span><span style="color: #007700">(</span><span style="color: #0000BB">PREG_SPLIT_NO_EMPTY&nbsp;</span><span style="color: #007700">|&nbsp;</span><span style="color: #0000BB">PREG_SPLIT_OFFSET_CAPTURE</span><span style="color: #007700">);<br /><br />if&nbsp;(</span><span style="color: #0000BB">$regexIterator</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">getPregFlags</span><span style="color: #007700">()&nbsp;&amp;&nbsp;</span><span style="color: #0000BB">PREG_SPLIT_NO_EMPTY</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">'Ignoring&nbsp;empty&nbsp;pieces'</span><span style="color: #007700">;<br />}&nbsp;else&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">'Not&nbsp;ignoring&nbsp;empty&nbsp;pieces'</span><span style="color: #007700">;<br />}<br /><br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
    </div>

    <div class="example-contents"><p>以上例程会输出：</p></div>
    <div class="example-contents screen">
<div class="cdata"><pre>
Ignoring empty pieces
</pre></div>
    </div>
   </div>
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-regexiterator.getpregflags-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member"><span class="methodname"><a href="regexiterator.setpregflags.html" class="methodname" rel="rdfs-seeAlso">RegexIterator::setPregFlags()</a> - Sets the regular expression flags.</span></li>
   </ul>
  </p>
 </div>

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